Finding the Fourth Proportional to 98,945.42, 148,430.43 and 32,367.65
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Solution
The fourth proportional to 98,945.42, 148,430.43 and 32,367.65 is: 48,555.49
Step by Step Solution
- Step 1: Write the proportion equation
98,945.42 : 148,430.43 = 32,367.65 : x - Step 2: Convert to fraction form
98,945.42/148,430.43 = 32,367.65/x - Step 3: Cross multiply
98,945.42x = 148,430.43 × 32,367.65 - Step 4: Simplify right side
98,945.42x = 4,804,343,465.44 - Step 5: Solve for x
x = 4,804,343,465.44/98,945.42 - Step 6: Final answer
x = 48,555.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.